//package com.jdy.haoduoai.view.slider.Animations;
//
//import android.view.View;
//
//import com.jdy.haoduoai.R;
//import com.nineoldandroids.animation.ObjectAnimator;
//import com.nineoldandroids.animation.ValueAnimator;
//import com.nineoldandroids.view.ViewHelper;
//
///**
// * A demo class to show how to use
// * {@link com.daimajia.slider.library.Animations.BaseAnimationInterface} to make
// * your custom animation in
// * {@link com.daimajia.slider.library.Tricks.ViewPagerEx.PageTransformer}
// * action.
// */
//public class DescriptionAnimation implements BaseAnimationInterface {
//
//  @Override
//  public void onPrepareCurrentItemLeaveScreen(View current) {
//    View descriptionLayout = current.findViewById(R.id.description_layout);
//    if (descriptionLayout != null) {
//      current.findViewById(R.id.description_layout).setVisibility(
//          View.INVISIBLE);
//    }
//  }
//
//  /**
//   * When next item is coming to show, let's hide the description layout.
//   * 
//   * @param next
//   */
//  @Override
//  public void onPrepareNextItemShowInScreen(View next) {
//    View descriptionLayout = next.findViewById(R.id.description_layout);
//    if (descriptionLayout != null) {
//      next.findViewById(R.id.description_layout).setVisibility(View.INVISIBLE);
//    }
//  }
//
//  @Override
//  public void onCurrentItemDisappear(View view) {
//
//  }
//
//  /**
//   * When next item show in ViewPagerEx, let's make an animation to show the
//   * description layout.
//   * 
//   * @param view
//   */
//  @Override
//  public void onNextItemAppear(View view) {
//
//    View descriptionLayout = view.findViewById(R.id.description_layout);
//    if (descriptionLayout != null) {
//      float layoutY = ViewHelper.getY(descriptionLayout);
//      view.findViewById(R.id.description_layout).setVisibility(View.INVISIBLE);
//      ValueAnimator animator = ObjectAnimator.ofFloat(descriptionLayout, "y",
//          layoutY + descriptionLayout.getHeight(), layoutY).setDuration(500);
//      animator.start();
//    }
//
//  }
// }
